It is the best iPad ever, one of the most objectively impressive too, and one of the most overwhelmingly convincing upgrades Apple has released for a long time. This cool device, iPad Air weighs less than half a kilo, and it’s 20 per cent thinner. Even though it is extremely light, it has a refined aluminium unibody enclosure that feels solid and durable in your hand.

Key Features:
43% thinner bezel, 20% thinner overall
Much lighter – just 1 pound
A7 processor (64 bit) and the M7 motion coprocessor
Twice the performance of the previous generation (and 8X the original iPad)
Faster WiFI with ‘MIMO’ antennas
5MP rear-facing camera
Dual microphones for better audio capture
10 hour battery life

-source huffingtonpost.co.uk